Cereus vargasianus
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Cereus vargasianus is a species of plant in the genus Cereus from the cactus family(Cactaceae). The specific epithet honors the Bolivian botanist Julio César Vargas Calderón .
description
Cereus vargasianus grows tree-shaped, is often branched and reaches heights of growth of 7 to 8 meters. A short trunk is formed. The cylindrical, glaucous green shoots are divided into segments up to 50 centimeters long. There are four to five squashed, wavy ribs that are up to two inches high. The gray areoles on it are elongated. The nine to ten spread, strong thorns are brownish. They cannot always be differentiated into central and radial spines. The three to four central spines are 7 to 15 millimeters long. The radial spines reach a length of up to 1 centimeter.
The white flowers are 8 to 10 inches long. The up to 8 centimeters long yellow fruits are ellipsoid and contain a white pulp .
Distribution, systematics and endangerment
Cereus vargasianus is common in the Peruvian region of Cusco . The first description was published in 1951 by Martín Cárdenas .
In the Red List of Threatened Species of IUCN is the species as " Vulnerable (VU) ," that is performed as endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 112 .
Individual evidence
- ^ Succulenta . 1951, pp. 32-36.
- ↑ Cereus vargasianus in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Ostalaza, C., 2011. Retrieved December 31, 2013.